Transaction not yet indexed

mntSJdXbjGCFBK24vqW3nPfQ8XLtc7fe1YooEmdUE7ptZ3WZRTXLEf3mcjrKfn9RqtABo4GwLKEQ48amM51uZq2

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.